Home / 35,775.14-49,360.79-19,855.60

Finding the Fourth Proportional to 35,775.14, 49,360.79 and 19,855.60

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Solution

The fourth proportional to 35,775.14, 49,360.79 and 19,855.60 is: 27,395.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,775.14 : 49,360.79 = 19,855.60 : x
  2. Step 2: Convert to fraction form
    35,775.14/49,360.79 = 19,855.60/x
  3. Step 3: Cross multiply
    35,775.14x = 49,360.79 × 19,855.60
  4. Step 4: Simplify right side
    35,775.14x = 980,088,028.16
  5. Step 5: Solve for x
    x = 980,088,028.16/35,775.14
  6. Step 6: Final answer
    x = 27,395.79

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.